Basic Operation

Switch the Telephone On/Off

The telephone is switched off:

1.Press and hold On-hookkey.

The telephone will vibrate when it is on and the display lights up.

The telephone is in idle mode:

1.Press On-hookkey long.

A control question will be displayed.

2.Confirm with Soft key Yes.

Note:

The telephone returns to idle mode when pressing the On-hookkey while in a menu.

Turn the Audible Signal On/Off

The telephone is in idle mode or rings.

1.Press the #-key long. The status of the telephone changes between ring signal on/off. To locate the button, see Keys and Buttons on page 24.

The icon indicates a silenced telephone.

Lock/Unlock the Keypad

To prevent accidentally pressing keys and making a call, the keys can be locked.

Lock keypad

1.Press * key.

2.Press Soft key Lock.

Unlock keypad

1.Press * key.

2.Press Soft key Yes.

34 Avaya 3720 DECT Telephone - User Guide

02/2009

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Avaya 3720 manual Basic Operation, Switch the Telephone On/Off, Lock/Unlock the Keypad, Turn the Audible Signal On/Off